Burglar-alarm.



A. B. LOWE.

I BURGLAR ALARM. APPLICATION FILED AUG. 25, 1911 1,01 9,264;,' Patented Mar. 5, 1912.

Witnesses lnvr tor UNITED STATES PATENT oFFroE.

ALMADORIS B. LOWE, OF CLEVELAND, OHIO, .ASSIGNOR OF ONE-HALF '10 THOMAS LOWE, OF-BURTON, OHIO.

BU'RGLAR-ALARM.

device made from a singlepiece of wire and adapted to be connected to one of the sashes of a window and have a free terminal carrying an alarm, such for instance as a bell intermediate of its ends, the, extreme terminal or end thereor being in the path of a series of studs or project-ions connectedto the window frame andjn the path thereof, whereby the movement of the window sash in any.di rectionwill cause the free arm to'be engaged by the respective studs or projectio11s;thereby causing a vibration of the device and the operation of the hell or. alarm.

A further object of this invention is ,the

provision of a bell holding device made from a single piece of wire, and bent V-sliaped, the same being provided with three or more eonnecting means whereby the device .is held rigidly upon the facial surface of a window sash, so as to give to the terminal or projecting end thereof a spring action. and permit the same a vertical "ibl'atory mo\ 'einent and no movement toward or away from the sash.

said free terminal being provided with a bell receiving loop and with a projection engage ing hook upon its end, whereby the move,- mentof the sash will cause-such projection engaging end to engage projections upon the window frame to impart to the free end a vibratory moveinen t, thus ringing the alarm.

\Vith the foregoing and other objects in viewwvhich will appear as the description proceeds, the invention resides in the combination and arrangement of, parts and in the details of construction hereinafter described and claimed, it being understood that changes in the precise embodiment of invention herein disclosed can be made within the scope of what is claimed without departing from ,the spirit of the invention.

in the drawingsl igure 1 a frontelevation of a-portion of a window frame and.

sash, the burglar alarm device in operable rei r lation thereto. Fig. 2 is a perspective view of the bell carrying device.

Specification of Letters Patent.

I Application filed'Ai gust 25, 1911. Serial No. 645,936.-

Patented Mar. 5, 1912.

Referring to the drawings, the numeral 1 designates the sash of a window, and 2 the frame, the frame having connected thereto in any desired place a series of projecting v studs or pins 3, as clearly shown while attached to the-movable sash in the V-shaped bell carrying and ringing member A.

The member A, consists of a single piece of wire bent to form the terminals 4 and 5, respectively, the extreme end of theterminal 4-being provided with the screw receiving eye 6, while at the apex of the V or'the juncture of the two terminals Land 5 is the screw receiving'loop or eye 7, the terminal 5 being bent intermediate of its ends but nearer the juncture point thereof so as to form afscrew receiving eye 8', whereby the clearly shown in Fig. l to the upper corner of" the lower sash. By this meansfit will be seen that the free terminal having formed integral therewith the bellreceiving loop 9 device may be secured in three places as and the projection engaging end 10With its 'loop portion 11, is permitted a vertical m0 ve-- I ment but no movement toward or from the sash, so as to prevent the Wabbling thereof in the movement of the sash up and down.

, When thexleviee is in place as. clearly biriation of av series (if-projections carried.

by the Window frame, ofa bell. carrying meinberflnade from asingle piece of wire and bent Y-shaped, said member being mired tothe sash so that one terminal thereof is in the path of to engage the projec tions in succession, said terminal having provided intermediate of its ends a bell re ceiving loop.

2. In a window bur lar alarm. the combination of a series of projections carried'by the window frame, and an alarm carrying member attached to the sash and movable therewith, formed from a single piece of wire andbent V-shaped, said member having a'plurality of engaging loops formed "may be attached to the window :three points, the free end of the last mentherein for attachment to the window sash, l and so disposed upon the sash as to have a free terminal at right angles to the line of the t'ranie and in the path of the projee tions, a'loop being provided from the body of the member intermediate of its eonnecti ing and free terminal, and a belldisposed in said loop. i 3. In a window'burglar alarm, the coml bination with a series of projections carried 5 by the window frame, an alarln carrying l member carried by the sash, said alarm carrying member consisting of a single piece oi" l wire bent V-shaped, one of the terminals thereof being provided with an eye at itsg extreme end, and an eye atthe apex of the a V, the other terminal haying an eye. intcrmediate of its ends whereby the member,

sash at tioned terminal being disposed in the path of the proyeetions of the window frame. and 1 1 of its free end and f ing loop.

an alarm carried by said last mentioned terminal between the free end thereof and its eye.

4. In a window burglar alarm, the combination with a series of projections carried by the window frame, of a bell carrying member made from a single piece of wire and provided with two loops for connecting: the same to the window sash. the fr e terminal of said member being disposed in the path to engage the projections in succession, said terminal. having provided intermediate first loop, a bell receivln testimony that I claim the foregoing as my own, I ha \c hereto attixed my'signature in the prcsence ot two-witnesses.

AlAlADOltlS B. LOWE.

Witnesses:

\Ynaas Vnaucnr, Menu r: Yuan-1m. 

